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<?php

require_once dirname( __FILE__ ) . '/ecwid_catalog_entry.php';

class Ecwid_Product extends Ecwid_Catalog_Entry {

protected static $products    = array();
	protected $_cache_name_prefix = 'ecwid-product-';
	protected $_link_prefix       = 'p';

public static function get_by_id( $id ) {
		$p = new Ecwid_Product();

$product_data = $p->_get_from_cache( $id );

if ( ! $product_data ) {
			$p->_load( $id );
			if ( ! $p->_data ) {
				return null;
			}
			$p->_persist();
		} else {
			$p->_data = $product_data;
		}

return $p;
	}

public static function get_random_product() {
		$total = EcwidPlatform::get_from_products_cache( 'ecwid_total_products' );

$all_products = false;

if ( $total < 100 && $total > 0 && EcwidPlatform::get_from_products_cache( 'ecwid_all_products_request' ) ) {
			$all_products = EcwidPlatform::get_from_products_cache(
				EcwidPlatform::get_from_products_cache( 'ecwid_all_products_request' )
			);
		}

if ( $all_products ) {
			$index = rand( 0, $total - 1 );

$result = json_decode( $all_products['data'] );

$random_product_id = $result->items[ $index ]->id;
		} else {
			$index  = rand( 0, $total );
			$offset = floor( $index / 100 ) * 100;

$api    = new Ecwid_Api_V3();
			$result = $api->search_products(
				array(
					'offset' => $offset,
				)
			);

if ( ! @$result->items ) {
				return null;
			}

if ( count( $result->items ) < ( $index - $offset ) ) {
				$random_product    = current( $result->items );
				$random_product_id = $random_product->id;
			} else {
				if ( ! empty( $result->items[ $index - $offset ] ) ) {
					$random_product_id = $result->items[ $index - $offset ]->id;
				} else {
					$random_product    = current( $result->items );
					$random_product_id = $random_product->id;
				}
			}
		}//end if

return self::get_by_id( $random_product_id );
	}

public static function get_without_loading( $id, $fallback_object = null ) {
		$p = new Ecwid_Product();

$product_data = $p->_get_from_cache( $id );
		if ( ! $product_data ) {
			if ( $fallback_object ) {
				$product_data = $fallback_object;
			} else {
				$product_data = new stdClass();
			}

$product_data->id = $id;
		}

$p->_data = $product_data;

return $p;
	}

public static function init_from_stdclass( $data ) {
		$p        = new Ecwid_Product();
		$p->_data = $data;

$p->_persist();

return $p;
	}

public static function preload_by_ids( $ids ) {
		if ( ! is_array( $ids ) || empty( $ids ) || ! Ecwid_Api_V3::is_available() ) {
			return;
		}

$ids_string = implode( ',', $ids );

$api = new Ecwid_Api_V3();

$data = $api->search_products( array( 'productId' => $ids_string ) );

if ( $data && $data->count > 0 ) {
			foreach ( $data->items as $product_data ) {
				$p        = new Ecwid_Product();
				$p->_data = $product_data;
				$p->_persist();
			}
		}
	}

protected function _get_from_cache( $id ) {
		return EcwidPlatform::get_from_products_cache( $this->_get_cache_key_by_id( $id ) );
	}

protected function _load( $id ) {

$data = null;
		if ( Ecwid_Api_V3::is_available() ) {
			$api  = new Ecwid_Api_V3();
			$data = $api->get_product( $id );

if ( $data && Ecwid_Seo_Links::is_enabled() ) {
				$data->seo_link = $data->url;
			}
		}

if ( $data ) {
			$this->_data = $data;
		}

return $data;
	}

protected function _persist() {

if ( ! property_exists( $this->_data, 'id' ) ) {
			return;
		}
		EcwidPlatform::store_in_products_cache(
			$this->_get_cache_key_by_id( $this->_data->id ),
			$this->_data
		);
	}
}